13432611487993 has 2 divisors, whose sum is σ = 13432611487994. Its totient is φ = 13432611487992.

The previous prime is 13432611487991. The next prime is 13432611488011. The reversal of 13432611487993 is 39978411623431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12747206324329 + 685405163664 = 3570323^2 + 827892^2 .

It is a cyclic number.

It is not a de Polignac number, because 13432611487993 - 2¹ = 13432611487991 is a prime.

Together with 13432611487991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13432611487991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6716305743996 + 6716305743997.

It is an arithmetic number, because the mean of its divisors is an integer number (6716305743997).

Almost surely, 2^{13432611487993} is an apocalyptic number.

It is an amenable number.

13432611487993 is a deficient number, since it is larger than the sum of its proper divisors (1).

13432611487993 is an equidigital number, since it uses as much as digits as its factorization.

13432611487993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23514624, while the sum is 61.

The spelling of 13432611487993 in words is "thirteen trillion, four hundred thirty-two billion, six hundred eleven million, four hundred eighty-seven thousand, nine hundred ninety-three".